cmake MONGO_HAVE_HEADER_UNISTD_H examples

Tokutek/mongo CMakeLists.txt :126 

check_include_files(unistd.h MONGO_HAVE_HEADER_UNISTD_H)

Tokutek/mongo CMakeLists.txt :128 

set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS MONGO_HAVE_HEADER_UNISTD_H)